# GMS Mobile KHM vs EV Buzz

The clearest difference is ads: GMS Mobile KHM at none against EV Buzz's shown. GMS Mobile KHM also leads on iOS requirement (14.0 vs 16.0). EV Buzz's advantage is update cadence (every 6 days vs every 6 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GMS Mobile KHM ships an update every 6 weeks, EV Buzz every 6 days. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GMS Mobile KHM | EV Buzz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 59 MB | 31 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Global Mobility Service (Cambodia) Co., Ltd.](https://appshunter.io/developer/1496578818) | [Sereivoan Yong](https://appshunter.io/developer/1324887521) |

## What reviewers say

### GMS Mobile KHM

[App page](https://appshunter.io/ios/app/gms-mobile-khm/id1625618492)

**Features:** macOS Compatibility

**In-app purchases:** none


### EV Buzz

[App page](https://appshunter.io/ios/app/ev-buzz/id6746374770)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GMS Mobile KHM free?

GMS Mobile KHM is free to download, with no in-app purchases.

### Is EV Buzz free?

EV Buzz is free to download, with no in-app purchases.

### Do GMS Mobile KHM or EV Buzz have ads?

EV Buzz shows ads; GMS Mobile KHM does not.

### Which is updated more often, GMS Mobile KHM or EV Buzz?

GMS Mobile KHM ships an update every 6 weeks, and EV Buzz every 6 days. Most recently, GMS Mobile KHM was updated on September 23, 2026 and EV Buzz on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*